线程间的同步理解。

package com.thread.text;

public class thradDay2
{

	/**
	 * @param args
	 */
	public static void main(String[] args)
	{
		Res res = new Res();

		//现在我要给他
		Thread th1 = new Thread(new Input(res));
		Thread th2 = new Thread(new Output(res));

		th1.start();
		th2.start();
	}

}

class Res
{
	String name;
	String sex;
}

/*
 * 用于输入的类
 */
class Input implements Runnable
{
	private Res res;
	int x = 0;

	public Input(Res res)
	{
		this.res = res;
	}

	public void run()
	{
		while (true)
		{
			//注意这里加的锁。是Output类的字节码。这样可以实现线程间的同步
			synchronized (Output.class)
			{
				if (x == 0)
				{
					res.name = "zhulang";
					res.sex = "nane";
				} else
				{
					res.name = "朱浪";
					res.sex = "nv";
				}
				x = (x + 1) % 2;
			}
		}
	}

}

/*
 * 用于输出的类
 */
class Output implements Runnable
{
	private Res res;

	public Output(Res res)
	{
		this.res = res;
	}

	public void run()
	{
		while (true)
		{
			synchronized (Output.class)
			{
				// 用于输出
				System.out.println(res.name + ".>....." + res.sex);
			}
		}
	}

}